.content{
    width: 925px;
    height: 866px;
    background: #ffffff;
}
.content-title{
    width: 100%;
    height: 76px;
    margin-top: 50px;
    line-height: 76px;
    font-size: 30px;
    color: #656565;
    border-bottom: solid 1px #e2e2e2;
}
.content-text{
    width: 100%;
    height: 80px;
    font-size: 18px;
    color: #747474;
    line-height: 42px;
    text-indent: 2em;
}
.about_content .picsList{
    border-top:1px solid #d9d9d9;
    border-left:1px solid #d9d9d9;
    margin-top: 42px;
    width:922px;
    margin-bottom:30px;
}

.opcityClass{
    opacity: 0.5;
}
.about_content .picsList li{
    width:230px;
    height:80px;
    float: left;
    border-right:1px solid #d9d9d9;
    border-bottom:1px solid #d9d9d9;
    text-align: center;
    padding-top:16px;
    cursor: pointer;
}
.content-text li:first-child{
    display: block;
}
.content-text li{
    display: none;
}





